Mug



FIG. 1 is a perspective view of the mug design taken from above;

FIG. 2 is a perspective view of the mug design taken from below;

FIG. 3 is a right side elevation view of the mug design, with the left side elevation view being the same as FIG. 3;

FIG. 4 is a front view of the mug design, with the back view being the same as FIG. 4;

FIG. 5 is a top view of the mug design; and,

FIG. 6 is a bottom view of the mug design.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design of a mug, as shown and described. 